Animals, even the highest apes are unable to pronounce words because they have a brain comparatively __________ to that of man.

A．10 points.
B．2 points.
C．15 points:
D．5 points.

A．New foods to try when traveling.
B．Making reservations for the best travel.
C．Avoiding gaining weight while traveling.
D．Adjusting to time changes when traveling.